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A034751 Dirichlet convolution of 3^(n-1) with itself. +0
2
1, 6, 18, 63, 162, 540, 1458, 4536, 13203, 39852, 118098, 356238, 1062882, 3193020, 9567396, 28711665, 86093442, 258324066, 774840978, 2324645406, 6973581924, 20921060700, 62762119218, 188287473024, 564859079523, 1694580407532 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Cf. A034719.

Sequence in context: A119106 A144706 A074427 this_sequence A000623 A129369 A095853

Adjacent sequences: A034748 A034749 A034750 this_sequence A034752 A034753 A034754

KEYWORD

nonn

AUTHOR

Erich Friedman (erich.friedman(AT)stetson.edu)

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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