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A026908 T(2n,n), T given by A026907. 0
1, 44, 198, 758, 2824, 10530, 39516, 149274, 567120, 2164898, 8297206, 31907214, 123053938, 475753142, 1843357752, 7155936162, 27826486272, 108369397602, 422614721742, 1650118887102, 6450143419962, 25238550057222 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
Table of n, a(n) for n=0..21.
FORMULA
a(n) = 4^n*GAMMA(n+1/2)*(38+99*n+49*n^2)*Pi^(-1/2)/GAMMA(n+3)-18 (based on guessed recurrence) - Mark van Hoeij, Oct 30 2011
CROSSREFS
Cf. A026907.
Sequence in context: A159033 A238249 A189547 * A183246 A186248 A215677
Adjacent sequences: A026905 A026906 A026907 * A026909 A026910 A026911
KEYWORD
nonn
AUTHOR
Clark Kimberling
STATUS
approved

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Last modified August 29 08:01 EDT 2024. Contains 375510 sequences. (Running on oeis4.)