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A026823 Essentially same as A025148. 0
0, 1, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 4, 5, 6, 7, 9, 10, 12, 15, 17, 20, 24, 28, 32, 38 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,9

LINKS

Table of n, a(n) for n=1..26.

CROSSREFS

Sequence in context: A003114 A185227 A217569 * A025148 A096749 A036821

Adjacent sequences:  A026820 A026821 A026822 * A026824 A026825 A026826

KEYWORD

dead

STATUS

approved

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Last modified March 29 14:48 EDT 2020. Contains 333107 sequences. (Running on oeis4.)