A166505 Numbers in A166504 which are not in A152242.

202, 203, 205, 207, 302, 303, 305, 502, 505, 507, 702, 703, 705, 707, 1102, 1105, 1107, 1302, 1305, 1702, 1703, 1705, 1707, 1902, 1903, 1905, 2002, 2005, 2007, 2013, 2019, 2022, 2023, 2025, 2031, 2032, 2033, 2035, 2037, 2041, 2043, 2047, 2052, 2055, 2057

Offset: 1

Author

M. F. Hasler, Nov 02 2009

Keywords

• nonn
• base

Comments

All terms have at least one zero digit and are composite.

Crossrefs

Cf. A152242, A166506 (indices of these terms in A166504).

Programs

PARI

for(i=1,1e4, is_A166504(i) & !is_A152242(i) & print1(i", "))

Formula

a(n) = A166504(A166506(n))

Extensions

Edited by Charles R Greathouse IV, Apr 23 2010