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A278574 Records in A179210. 1
5, 31, 8123, 45439, 156157, 480209, 2181737, 6012899, 13626257, 60487759, 217795247, 240485257, 995151679, 4002927023, 7186211917, 10514388763, 18553663237, 34434090797, 196122821897 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..19.

CROSSREFS

Sequence in context: A299887 A088548 A244622 * A062631 A156027 A100840

Adjacent sequences:  A278571 A278572 A278573 * A278575 A278576 A278577

KEYWORD

nonn,more

AUTHOR

Vladimir Shevelev and Robert G. Wilson v, Oct 20 2016

EXTENSIONS

a(17)-a(19) from Robert G. Wilson v, Dec 09 2016

STATUS

approved

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Last modified October 20 10:25 EDT 2019. Contains 328257 sequences. (Running on oeis4.)