A065548 a(1) = 1 and, for n > 0, a(2*n) = sum{a(i) | 0 < i <= n}, a(2*n+1) = a(n)^2.

1, 1, 1, 2, 1, 3, 1, 5, 4, 6, 1, 9, 9, 10, 1, 15, 25, 19, 16, 25, 36, 26, 1, 35, 81, 44, 81, 54, 100, 55, 1, 70, 225, 95, 625, 114, 361, 130, 256, 155, 625, 191, 1296, 217, 676, 218, 1, 253, 1225, 334, 6561, 378, 1936, 459, 6561, 513, 2916, 613, 10000, 668, 3025, 669, 1

Offset: 1

Author

Reinhard Zumkeller, Nov 28 2001

Keywords

• nonn

Crossrefs

a(A052955(k)) = 1 for all k.