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A070857
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Expansion of (1+x*C)*C^4, where C = (1-(1-4*x)^(1/2))/(2*x) is g.f. for Catalan numbers, A000108.
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1, 5, 19, 68, 240, 847, 3003, 10712, 38454, 138890, 504526, 1842392, 6760390, 24915555, 92196075, 342411120, 1275977670, 4769563590, 17879195130, 67197912600, 253172676120, 955992790038, 3617431679934, 13714878284368
(list; graph; refs; listen; history; internal format)
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