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Search: id:A113015
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| A113015 |
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Number of decimal digits in BellB[10^n]. |
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+0
4
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OFFSET
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0,2
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LINKS
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Eric Weisstein's World of Mathematics, Bell Number
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MATHEMATICA
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f[n_] := Sum[ StirlingS2[n, k], {k, n}]; Table[ Length[ IntegerDigits[ f[10^n]]], {n, 0, 4}] (from Robert G. Wilson v (rgwv(at)rgwv.com), Oct 12 2005)
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CROSSREFS
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Cf. A000110.
Adjacent sequences: A113012 A113013 A113014 this_sequence A113016 A113017 A113018
Sequence in context: A121544 A003425 A052465 this_sequence A024275 A100070 A135869
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KEYWORD
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nonn,more,base
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AUTHOR
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Eric Weisstein (eric(AT)weisstein.com), Oct 10, 2005
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