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A333325 Numbers which when converted to bijective base 26 (A=1, B=2, ..., Z=26) make English words. 0
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1, 9, 15, 34, 39, 40, 45, 46, 57, 119 (list; graph; refs; listen; history; text; internal format)
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A333326 Numbers which are in an aliquot cycle. 1
6, 28, 220, 284, 496, 1184, 1210, 2620, 2924, 5020, 5564, 6232, 6368, 8128, 10744, 10856, 12285, 12496, 14264, 14288, 14316, 14536, 14595, 15472, 17296, 17716, 18416, 19116, 19916, 22744, 22976, 31704, 45946, 47616, 48976, 63020, 66928, 66992, 67095, 69615, 71145, 76084, 79750 (list; graph; refs; listen; history; text; internal format)
OFFSET
OFFSET
1,1
1,2
COMMENTS
Numbers which are either perfect number, member of amicable pair, or member of sociable cycle.
LINKS
LINKS
Table of n, a(n) for n=1..43.
Table of n, a(n) for n=1..10.
Wikipedia, Perfect number
Wikipedia, Bijective numeration
Wikipedia, Amicable number
Wikipedia, Sociable number
CROSSREFS
CROSSREFS
Cf. A038842.
Sequence in context: A169723 A052395 A034660 * A206708 A336565 A216413
Sequence in context: A111148 A125216 A058505 * A133763 A146475 A307217
Adjacent sequences: A333322 A333323 A333324 * A333327 A333328 A333329
Adjacent sequences: A333322 A333323 A333324 * A333326 A333327 A333328
KEYWORD
KEYWORD
nonn,changed
nonn,more,changed
AUTHOR
AUTHOR
Derek Schulze, Mar 14 2020
Derek Schulze, Mar 14 2020

Revision as of 02:33, 7 September 2020

A333325 Numbers which when converted to bijective base 26 (A=1, B=2, ..., Z=26) make English words. 0 1, 9, 15, 34, 39, 40, 45, 46, 57, 119 (list; graph; refs; listen; history; text; internal format) OFFSET 1,2 LINKS Table of n, a(n) for n=1..10. Wikipedia, Bijective numeration CROSSREFS Cf. A038842. Sequence in context: A111148 A125216 A058505 * A133763 A146475 A307217 Adjacent sequences: A333322 A333323 A333324 * A333326 A333327 A333328 KEYWORD nonn,more,changed AUTHOR Derek Schulze, Mar 14 2020 STATUS editing