A077490 a(n) = smallest k such that 4k has a digit sum = n.

25, 5, 3, 1, 8, 6, 4, 2, 9, 7, 14, 12, 19, 17, 24, 22, 47, 72, 97, 122, 147, 172, 197, 222, 247, 497, 747, 997, 1247, 1497, 1747, 1997, 2247, 2497, 4997, 7497, 9997, 12497, 14997, 17497, 19997, 22497, 24997, 49997, 74997, 99997, 124997, 149997, 174997

Offset: 1

Author

Amarnath Murthy, Nov 07 2002

Keywords

• base
• nonn

Crossrefs

Cf. A077489, A069532, A069534.

Formula

A077489(n)/4

Extensions

Corrected and extended by Sascha Kurz, Feb 10 2003