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Search: id:A026944
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| A026944 |
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Taylor coefficients of inverse function to y -> integral from 0 to y of exp(-s^2). |
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+0
1
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| 1, 2, 28, 1016, 69904, 7796768, 1282366912, 291885678464, 87844207042816, 33775227494400512, 16152024497964817408, 9402833148376976193536, 6546848699382209957269504
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OFFSET
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1,2
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COMMENT
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The generating function is odd, so this list contains only the nonzero coefficients in the Taylor expansion.
a(n) = A002067(n) * 2^{n-1}.
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FORMULA
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Nonzero constant terms of the polynomials in t defined by P_1=1, P_{n+1}=P'n+2*n*t*P_n; E.g.f. = (1/2*sqrt(Pi)*erf)^{-1}(x)
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CROSSREFS
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Cf. A002067.
Sequence in context: A012725 A012756 A009403 this_sequence A113633 A009674 A071220
Adjacent sequences: A026941 A026942 A026943 this_sequence A026945 A026946 A026947
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KEYWORD
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nonn
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AUTHOR
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Frederic Chapoton (chapoton(AT)math.jussieu.fr), Mar 22 2000
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