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Search: id:A067429
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A067429 Ninth column of triangle A067425. +0
2
1, 12, 432, 15552, 559872, 20155392, 725594112, 26121388032, 940369969152, 33853318889472, 1218719480020992, 43873901280755712, 1579460446107205632, 56860576059859402752, 2046980738154938499072, 73691306573577785966592 (list; graph; listen)
OFFSET

0,2

FORMULA

a(n)= A067425(n+8, 8). a(n)= 12*(4*9)^(n-1), n>=1, a(0)=1.

G.f.: (1-24*x)/(1-36*x).

CROSSREFS

Cf. A067428 (eighth column), A009980 (powers of 36).

Sequence in context: A036687 A123778 A129006 this_sequence A054913 A070285 A041617

Adjacent sequences: A067426 A067427 A067428 this_sequence A067430 A067431 A067432

KEYWORD

nonn,easy

AUTHOR

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Jan 25 2002

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


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