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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..78.

FORMULA

a(n) = if A014963*A100994<n then 0 else A014963*A100994-n

PROG

(Excel) =if(A014963*A100994<column(); 0; A014963*A100994-column())

CROSSREFS

Cf. A014963, A100994, A133232, A133233.

Sequence in context: A269372 A282902 A033457 * A065350 A063427 A066092

Adjacent sequences:  A133933 A133934 A133935 * A133937 A133938 A133939

KEYWORD

nonn

AUTHOR

Mats Granvik, Jan 21 2008

STATUS

approved

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Last modified February 18 21:20 EST 2020. Contains 332028 sequences. (Running on oeis4.)