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A285220
Indices of primes in A006128.
2
2, 30, 49, 54, 56, 85, 91, 104, 135, 175, 195, 203, 266, 303, 343, 409, 421, 427, 445, 448, 523, 538, 607, 622, 780, 1006, 1109, 1186, 1338, 1341, 1453, 1591, 1629, 1707, 1826, 1852, 1884, 1949, 2033, 2039, 2056, 2154, 2408, 2444, 2495, 2559, 3134, 3227, 3240
OFFSET
1,1
LINKS
EXAMPLE
30 is in the sequence because A006128(30) = 54563 is prime.
CROSSREFS
Sequence in context: A098827 A280380 A184238 * A078208 A105403 A134644
KEYWORD
nonn
AUTHOR
Vaclav Kotesovec, Apr 14 2017
STATUS
approved