A274701 First differences of A259280.

1, 2, 1, 2, 2, 2, 3, 2, 3, 2, 3, 3, 3, 3, 3, 4, 3, 4, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 5, 6, 5, 6, 5, 6, 5, 6, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 7, 8, 7, 8, 7, 8, 7, 8, 7, 8, 7, 8

Offset: 1

Author

Braxton Carrigan, Peter Kagey, Joseph O'Brien, Jul 06 2016

Keywords

• nonn

Links

• Peter Kagey, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A259280, A185869, A002024.

Formula

If n is in A185869 then a(n) = ceiling(k) else a(n) = floor(k) where k is (A002024(n) + 1)/2.