A059879 Those n for which the absolute value of A059878[n] is prime.

1, 2, 3, 4, 5, 6, 7, 9, 10, 14, 16, 18, 20, 21, 24, 27, 31, 34, 37, 39, 41, 43, 46, 47, 48, 50, 51, 53, 54, 55, 57, 60, 61, 65, 67, 68, 71, 78, 83, 84, 86, 87, 101, 103, 105, 106, 109, 112, 114, 117, 126, 127, 128, 129, 141, 143, 145, 154, 155, 158, 161, 168, 179, 181

Offset

1,2

Comments

Of the first 511 terms of A059878, 128 are primes.

Links

Table of n, a(n) for n=1..64.

Maple

positions(true, map(isprime, map(abs, A059878))); # positions function given in A059649.

Crossrefs

Cf. A059877.

Sequence in context: A229028 A079002 A119984 * A132430 A049537 A039171

Adjacent sequences: A059876 A059877 A059878 * A059880 A059881 A059882

Keyword

nonn

Author

Antti Karttunen, Feb 05 2001

Status

approved