1,1

Table of n, a(n) for n=1..14.

a(n) = A030000(A011545(n)).

The first number is 5 because 2^5 is 32, which contains 3, the first digit of Pi.

Cf. A030000, A011545.

Sequence in context: A149721 A149722 A166228 * A149723 A149724 A149725

Adjacent sequences: A102384 A102385 A102386 * A102388 A102389 A102390

base,nonn

Sergei Bernstein (sergeibernstein(AT)gmail.com), Feb 22 2005

a(11)-a(14) from Giovanni Resta, Nov 14 2013

approved