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A026872 T(2n,n+1), T given by A026758. 0
1, 4, 16, 65, 268, 1120, 4738, 20265, 87542, 381600, 1677170, 7427098, 33118073, 148618605, 670849720, 3044548675, 13886260129, 63627798355, 292789942333, 1352614829275, 6271530026012, 29176789293146, 136163014291526, 637294991967740 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A165201 A026674 A099781 * A081915 A307878 A217632
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified March 28 13:42 EDT 2024. Contains 371254 sequences. (Running on oeis4.)