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A053785 Nextprime(n^4) - n^4. 1
1, 1, 2, 1, 6, 1, 10, 3, 2, 7, 12, 7, 10, 15, 2, 1, 16, 11, 16, 1, 2, 3, 6, 1, 22, 3, 16, 1, 12, 13, 18, 7, 8, 1, 18, 11, 16, 7, 20, 21, 12, 25, 28, 3, 2, 1, 6, 1, 16, 9, 10, 43, 22, 1, 12, 1, 2, 25, 6, 19, 16, 3, 2, 43, 28, 5, 6, 3, 2, 31, 16, 7, 6, 1, 34, 3, 48, 5, 16, 1, 26, 1, 30, 47 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

EXAMPLE

a(5)=6 because n^4=625 and next prime is 631; 631-625=6.

CROSSREFS

A000583, A053784.

Sequence in context: A181569 A191093 A139625 * A060173 A059344 A109193

Adjacent sequences:  A053782 A053783 A053784 * A053786 A053787 A053788

KEYWORD

easy,nonn

AUTHOR

Enoch Haga (Enokh(AT)comcast.net), Mar 26 2000

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Last modified February 17 13:24 EST 2012. Contains 206031 sequences.