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A133936
Number of times prime powers occur in the columns of tables A133232 and A133233.
2
0, 2, 6, 4, 20, 0, 42, 8, 18, 0, 110, 0, 156, 0, 0, 16, 272, 0, 342, 0, 0, 0, 506, 0, 100, 0, 54, 0, 812, 0, 930, 32, 0, 0, 0, 0, 1332, 0, 0, 0, 1640, 0, 1806, 0, 0, 0, 2162, 0, 294, 0, 0, 0, 2756, 0, 0, 0, 0, 0, 3422, 0, 3660, 0, 0, 64, 0, 0, 4422, 0, 0, 0, 4970, 0, 5256, 0, 0, 0, 0, 0
OFFSET
1,2
FORMULA
a(n) = if A014963*A100994<n then 0 else A014963*A100994-n
PROG
(Excel) =if(A014963*A100994<column(); 0; A014963*A100994-column())
CROSSREFS
KEYWORD
nonn
AUTHOR
Mats Granvik, Jan 21 2008
STATUS
approved