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Search: id:A066299
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| A066299 |
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Numbers n such that the digits of n are also digits of binomial(2n,n). |
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+0
1
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| 5, 8, 12, 14, 15, 16, 23, 24, 25, 29, 34, 35, 36, 37, 38, 39, 45, 47, 48, 49, 56, 58, 59, 67, 68, 69, 78, 79, 89, 123, 124, 125, 126, 127, 128, 129, 134, 135, 136, 137, 138, 139, 145, 146, 147, 148, 149, 156, 157, 158, 159, 167, 168, 169, 178, 179, 189, 234, 235
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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Binomial(2*12,12)= 2704156, which contains all digits of 12, so 12 is a term of the sequence.
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MATHEMATICA
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Do[a = IntegerDigits[Binomial[2 n, n]; b = IntegerDigits[n]; If[Intersection[a, b] == b, Print[n]], {n, 1, 400}]
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CROSSREFS
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Adjacent sequences: A066296 A066297 A066298 this_sequence A066300 A066301 A066302
Sequence in context: A003656 A003246 A124378 this_sequence A100493 A005661 A108173
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KEYWORD
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base,nonn
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AUTHOR
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Joseph L. Pe (joseph_l_pe(AT)hotmail.com), Feb 14 2002
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