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A056894 If the smallest prime with a square excess of n is p then a(n)=p-n. +0
3
1, 1, 4, 9, 36, 25, 16, 81, 64, 49, 36, 49, 100, 225, 64, 81, 576, 121, 144, 441, 256, 169, 144, 169, 256, 225, 196, 289, 324, 961, 400, 729, 400, 529, 324, 361, 484, 441, 400, 529, 576, 529, 576, 729, 784, 841, 900, 625, 1444, 1521, 676, 961, 900, 1225, 784 (list; graph; listen)
OFFSET

1,3

FORMULA

a(n) =A056893(n)-n =A048760(A0568939(n)) =A056895(n)^2

EXAMPLE

a(4)=9 because the smallest prime with a square excess of 4 is 13 and 13-4=9

CROSSREFS

Cf. A000040, A000196, A002496, A048760, A053186, A056892-A056898.

Sequence in context: A084449 A134815 A120073 this_sequence A117676 A085575 A117756

Adjacent sequences: A056891 A056892 A056893 this_sequence A056895 A056896 A056897

KEYWORD

nonn

AUTHOR

Henry Bottomley (se16(AT)btinternet.com), Jul 05 2000

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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