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Search: id:A125605
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A125605 Triangle read by rows: T(n,k) = (T(n-1,k-1) + T(n-1,k)) / gcd(T(n-1,k-1), T(n-1,k)). +0
2
1, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 4, 2, 4, 1, 1, 5, 3, 3, 5, 1, 1, 6, 8, 2, 8, 6, 1, 1, 7, 7, 5, 5, 7, 7, 1, 1, 8, 2, 12, 2, 12, 2, 8, 1, 1, 9, 5, 7, 7, 7, 7, 5, 9, 1, 1, 10, 14, 12, 2, 2, 2, 12, 14, 10, 1, 1, 11, 12, 13, 7, 2, 2, 7, 13, 12, 11, 1, 1, 12, 23, 25, 20, 9, 2, 9, 20, 25, 23, 12, 1, 1, 13 (list; table; graph; listen)
OFFSET

0,5

CROSSREFS

Cf. A007318, A125606.

Adjacent sequences: A125602 A125603 A125604 this_sequence A125606 A125607 A125608

Sequence in context: A027948 A095141 A095140 this_sequence A110570 A082905 A141524

KEYWORD

nonn,tabl

AUTHOR

Franklin T. Adams-Watters (FrankTAW(AT)Netscape.net), Nov 27 2006

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Last modified October 16 00:31 EDT 2008. Contains 145098 sequences.


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