A083826 Smallest k such that k+ 9*(A000042(n-1)*{n, mod 10) is digit reversal of k. A000042(n) = (10^n-1)/9.,a(10n) = 0.

12, 13, 14, 15, 16, 17, 18, 19, 90, 0, 100, 103, 104, 105, 106, 107, 108, 109, 900, 0, 1000

Offset: 1

Author

Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 09 2003

Keywords

• base
• easy
• nonn
• uned

Examples

			a(13) = 104, 104 + 9*11*(13 mod 10) = 104 + 9*11*3 = 104 + 297 = 401.