A182800 Positions of composites in A167171.
4, 6, 9, 10, 13, 14, 16, 19, 20, 21, 23, 24, 27, 29, 31, 32, 33, 36, 37, 39, 42, 43, 45, 47, 48, 49, 51, 52, 53, 54, 58, 61, 63, 64, 65, 66, 67, 69, 71, 72, 75, 76, 77, 78, 79, 82, 84, 85, 86, 88, 91, 92, 95, 96, 97, 100, 103, 104, 105, 106, 107, 108, 110, 111, 112
Offset: 1
Keywords
Examples
A167171=(2,3,5,6,7,10,11,13,14,15,17,19,21,,,)consists of primes and products p*q of distinct primes. a(1)=4 because 6 is in position 4.
Comments