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A107830 Indices of primes occurring in A107810. 13
10, 1, 9, 2, 6, 5, 7, 4, 12, 11, 8, 13, 14, 15, 19, 18, 20, 21, 16, 3, 17, 22, 24, 23, 27, 26, 28, 25, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

A107830(n)=pi(A107810(n))

CROSSREFS

Cf. A107801 - A107814, A107821, A107822, A107823, A107824, A107825, A107826, A107827, A107828, A107829, A107831, A107832, A107833, A107834.

Sequence in context: A160928 A105162 A010184 * A144261 A046148 A164915

Adjacent sequences:  A107827 A107828 A107829 * A107831 A107832 A107833

KEYWORD

easy,nonn

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), May 24 2005

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Last modified February 15 04:23 EST 2012. Contains 205694 sequences.