A359881 a(n) is the index of the smallest Fibonacci n-step number with exactly n prime factors (counted with multiplicity).
8, 9, 10, 12, 17, 18, 29, 24, 38, 30, 45, 39, 41, 45, 61, 50, 67, 73, 77, 82, 62, 60, 71, 70, 127, 161, 112, 111, 86, 154, 91, 127, 99, 100, 141, 109, 109, 115, 159, 122, 122, 125, 131, 133, 134, 329, 138, 147, 196, 407, 150, 256, 320, 165, 163, 223, 170, 173
Offset: 2
Keywords
Links
- Eric Weisstein's World of Mathematics, Fibonacci n-Step Number
- Eric Weisstein's World of Mathematics, Prime Factor
Extensions
a(24)-a(59) from Daniel Suteu, Jan 18 2023