A196222 a(n) = A047726(n)^A047726(n), where A047726(n) is the number of numbers which can be written with n's digits.

1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 27, 27, 46656

Offset: 0

Author

M. F. Hasler, Sep 29 2011

Keywords

• nonn
• base

Comments

Suggested by Franklin T. Adams-Watters and N. J. A. Sloane in analogy to A138908.

Crossrefs

Cf. A138902, A138908.