A316847 Column 2 of table A316842.

1, 2, 2, 3, 3, 3, 3, 4, 4, 3, 4, 4, 4, 5, 5, 5, 5, 4, 5, 5, 5, 5, 6, 6, 4, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 5, 5, 6, 6, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 5, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 9, 9

Offset: 1

Author

N. J. A. Sloane, Jul 23 2018

Keywords

• nonn

Links

• Lars Blomberg, Table of n, a(n) for n = 1..3000

Crossrefs

Cf. A316842, A316846, A316848.

Extensions

Terms a(54) and beyond from Lars Blomberg, Jul 27 2018