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A026718 T(2n-1,n-1), T given by A026714. 0
1, 5, 25, 128, 664, 3468, 18179, 95486, 502130, 2642373, 13910933, 73254357, 385819274, 2032271705, 10705592360, 56397552658, 297114357284, 1565295609305, 8246610192370, 43446914289095, 228899806427083, 1205963067794476 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..22.

CROSSREFS

Sequence in context: A307879 A082308 A270767 * A060928 A002002 A182626

Adjacent sequences:  A026715 A026716 A026717 * A026719 A026720 A026721

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified August 18 04:50 EDT 2019. Contains 326072 sequences. (Running on oeis4.)