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Search: id:A107413
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| A107413 |
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a(n) = 7*a(n-1)-6*a(n-3)+a(n-5). |
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+0
1
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| 0, 1, 1, 2, 3, 15, 94, 641, 4399, 30232, 207793, 1428251, 9817006, 67476683, 463797507, 3187888306, 21911786295, 150609536029, 1035206899050, 7115441373087, 48907620283741, 336164012378182, 2310606047944781
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OFFSET
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0,4
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MATHEMATICA
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m = 6 a[0] = 0; a[1] = 1; a[2] = 1; a[3] = 2; a[4] = 3 a[n_] := a[n] = a[n - 5] - m*a[n - 3] + (m + 1)*a[n - 1] digits = 50 aa = Table[a[n], {n, 0, digits}]
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CROSSREFS
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Sequence in context: A048076 A047014 A027519 this_sequence A091835 A131612 A087975
Adjacent sequences: A107410 A107411 A107412 this_sequence A107414 A107415 A107416
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KEYWORD
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nonn
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AUTHOR
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Roger L. Bagula (rlbagulatftn(AT)yahoo.com), May 25 2005
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