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A156122 P_{2n}(sqrt(2))/sqrt(2) (see A155100). 1
1, 6, 192, 15216, 2249472, 534437376, 186227300352, 89472023771136, 56685374949752832, 45789401925385322496, 45932606279820521766912, 56019030070478949980307456, 81629508898089483953705582592, 140066108036622450865749167702016, 279529326198310211796977967402319872 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..14.

CROSSREFS

Sequence in context: A024279 A182788 A012205 * A086065 A200824 A112845

Adjacent sequences:  A156119 A156120 A156121 * A156123 A156124 A156125

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Nov 05 2009

STATUS

approved

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Last modified June 19 05:13 EDT 2013. Contains 226390 sequences.