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A110120
Numerators in expansion of 1/sqrt(1-x-x^2*c(x^2)), c(x) the g.f. of A000108.
0
1, 1, 7, 17, 267, 775, 6243, 19633, 638323, 2102347, 17152089, 58229847, 951653279, 3301081251, 26990925403, 95148784113, 6224368757699, 22220020945651, 181665332610589, 655103413921211, 10708565920929733, 38938378760273881
OFFSET
0,3
COMMENTS
Numerators in expansion of sqrt(g(x)), where g(x) is the g.f. of A001405. Denominators are A046161.
CROSSREFS
Sequence in context: A178694 A140122 A092240 * A201305 A053584 A077715
KEYWORD
easy,nonn,frac
AUTHOR
Paul Barry, Jul 13 2005
STATUS
approved