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A031990 Duplicate of A023747. 0
1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 19, 24, 31, 32, 33, 34, 37, 38, 39, 43, 44, 49, 62, 63, 64, 68, 69, 74, 93, 94, 99, 124, 156, 157, 158, 159, 162, 163, 164, 168, 169, 174, 187, 188, 189, 193, 194, 199, 218, 219, 224, 249, 312, 313 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..56.

CROSSREFS

Sequence in context: A112258 A032893 A032852 * A023747 A031998 A023759

Adjacent sequences:  A031987 A031988 A031989 * A031991 A031992 A031993

KEYWORD

dead

STATUS

approved

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Last modified January 26 14:08 EST 2020. Contains 331280 sequences. (Running on oeis4.)