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A031975 Erroneous version of A000452. 0
1, 2, 3, 5, 6, 7, 8, 10, 11, 11, 13, 14, 15, 16, 17, 19, 21, 22, 23, 24, 26, 27, 29, 30, 31, 33, 34, 35, 37, 38, 39, 41, 42, 43, 45, 47, 48, 50, 53 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..39.

CROSSREFS

Sequence in context: A117578 A244217 A039122 * A028729 A213367 A175084

Adjacent sequences:  A031972 A031973 A031974 * A031976 A031977 A031978

KEYWORD

dead

STATUS

approved

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Last modified November 18 12:21 EST 2017. Contains 294891 sequences.