A134849 Number of nonzero digits in A134847(n).

3, 3, 3, 4, 4, 4, 4, 5, 5, 4, 6, 6, 6, 7, 6, 7, 7, 8, 8

Offset

1,1

Links

Table of n, a(n) for n=1..19.

J. Browkin, Groebner basis (in Polish).

Crossrefs

Cf. A134843, A134844, A134845, A134846, A134847.

Sequence in context: A122669 A071942 A289189 * A096056 A050501 A327469

Adjacent sequences: A134846 A134847 A134848 * A134850 A134851 A134852

Keyword

nonn,base,more

Author

Artur Jasinski, Nov 13 2007

Extensions

a(11)-a(15) from Lars Blomberg, Jun 25 2011

a(16)-a(19) (using A134847 bfile) from Michel Marcus, Aug 17 2020

Status

approved