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A089538 A085747 indexed by A000040. 4
2, 1, 2, 0, 0, 0, 0, 0, 3, 0, 2, 7, 0, 0, 4, 1, 2, 9, 0, 0, 5, 10, 2, 0, 0, 0, 12, 0, 13, 1, 8, 5, 5, 0, 4, 2, 13, 0, 6, 31, 15, 17, 1, 12, 3, 12, 17, 0, 1, 21, 17, 22, 21, 0, 0, 18, 0, 12, 0, 18, 11, 12, 14, 4, 23, 20, 8, 4, 27, 8, 0, 28, 12, 39, 0, 27, 2, 21, 29, 25 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..80.

FORMULA

a(n)=k such that A085747(n)=A000040(k) if A085747(n) is prime, otherwise 0.

CROSSREFS

Cf. A085747, A089539, A089540, A089541.

Sequence in context: A178473 A164810 A322392 * A152439 A070965 A079548

Adjacent sequences:  A089535 A089536 A089537 * A089539 A089540 A089541

KEYWORD

nonn

AUTHOR

Ray Chandler, Nov 09 2003

EXTENSIONS

More terms from Max Alekseyev, Jun 17 2011

STATUS

approved

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Last modified January 20 16:46 EST 2019. Contains 319335 sequences. (Running on oeis4.)