A092214 In base 2: numbers n not of the form k + reverse(k) for any k.

1, 4, 7, 8, 11, 12, 13, 16, 19, 20, 22, 23, 26, 28, 29, 31, 32, 36, 38, 39, 40, 41, 43, 46, 47, 48, 49, 50, 53, 55, 56, 58, 59, 60, 61, 64, 67, 68, 70, 71, 72, 73, 74, 76, 77, 79, 80, 82, 83, 86, 87, 88, 89, 91, 92, 94, 95, 97, 98, 100, 103, 104, 106, 107, 109, 110, 111, 112

Offset: 0

Author

Klaus Brockhaus, Feb 25 2004

Keywords

• nonn
• base
• easy

Comments

Base-2 analog of A067031 (base 10) and A091679 (base 4). Complement of A092213.

Examples

			13 is a term since 13 (decimal) = 1101 and there is no k such that k + reverse(k) = 1101 in base 2.
		

Crossrefs

Cf. A092213, A067031, A091679.