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A292695 a(n) = A258223(2n,n). 2
1, 8, 1749, 1944225, 6439957299, 47971886252910, 677927299391810160, 16243385150174371081830, 609634394448842168438414483, 33797743985046745897969800271770, 2645657421035128682909045799293446355, 282144864134810484141733900449168244617439 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..100

CROSSREFS

Cf. A258223.

Sequence in context: A061719 A050642 A050648 * A070903 A159386 A160302

Adjacent sequences:  A292692 A292693 A292694 * A292696 A292697 A292698

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Sep 20 2017

STATUS

approved

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Last modified June 26 01:42 EDT 2022. Contains 354870 sequences. (Running on oeis4.)