A047985 Integers n such that A047988(n)=2.

19, 29, 38, 43, 53, 58, 67, 76, 86, 87, 89, 101, 103, 106, 116, 134, 137, 139, 149, 151, 152, 157, 163, 172, 174, 178, 197, 202, 203, 206, 211, 212, 227, 229, 232, 233, 247, 261, 267, 268, 269, 271, 274, 277, 278, 283, 293, 298, 302, 303, 304, 307

Offset: 1

Author

Thomas Kantke (bytes.more(AT)ibm.net)

Keywords

• nonn

Examples

			19 has value 2 since by adding 1 we reach 20 which has value 1; there is no cheaper way to reach 2.
		

Links

• David A. Corneth, Table of n, a(n) for n = 1..10000
• Thomas Kantke, Das Spiel Minimum und die Zerlegung natürlicher Zahlen, Mathematische Unterhaltungen, Spectrum der Wissenschaft, April 1993, pp. 11-13.

Crossrefs

Cf. A047836, A047984, A047986, A047987, A047988.

Extensions

More terms from David W. Wilson