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A052231
Primes p from A031924 such that A052180(primepi(p)) = 7.
0
47, 73, 131, 157, 257, 367, 677, 971, 1097, 1123, 1181, 1543, 1601, 1753, 2383, 2441, 2467, 2677, 3307, 3407, 3617, 3727, 3911, 4357, 4457, 4903, 4987, 5113, 5297, 5381, 5407, 5743, 5801, 6037, 6373, 6977, 7187, 7213, 7481, 7717, 7817, 7901, 7927, 8053
OFFSET
1,1
CROSSREFS
KEYWORD
nonn
AUTHOR
Labos Elemer, Feb 01 2000
STATUS
approved