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A100852
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Triangle read by rows: T(n,k) = 2^k * 3^n, 0<=k<=n.
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2
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1, 3, 6, 9, 18, 36, 27, 54, 108, 216, 81, 162, 324, 648, 1296, 243, 486, 972, 1944, 3888, 7776, 729, 1458, 2916, 5832, 11664, 23328, 46656, 2187, 4374, 8748, 17496, 34992, 69984, 139968, 279936, 6561, 13122, 26244, 52488, 104976, 209952, 419904, 839808
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OFFSET
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0,2
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COMMENTS
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T(n,0) = A000244(n); T(n,n) = A000400(n) = A100851(n,n);
T(n,1) = A008776(n) for n>0;
T(n,2) = A003946(n+1) for n>1;
T(n,3) = A005051(n+1) for n>2;
T(n,n-1) = A081341(n+1) for n>0;
row-sums give A016137.
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LINKS
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Table of n, a(n) for n=0..43.
Eric Weisstein's World of Mathematics, Smooth Number
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CROSSREFS
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Cf. A100851, A003586, A065333(T(n, k))=1.
Sequence in context: A025614 A182751 A057576 * A059006 A018186 A223504
Adjacent sequences: A100849 A100850 A100851 * A100853 A100854 A100855
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KEYWORD
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nonn,tabl
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AUTHOR
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Reinhard Zumkeller, Nov 20 2004
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STATUS
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approved
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