A143193 a(n) is the smallest natural number we cannot obtain from n, n+1, n+2, n+3, n+4, n+5, n+6, n+7, n+8 and the operators +, -, *, /, using each number only once.

7187, 38103, 54251, 114358, 168673, 264111, 319699, 456061, 588847, 812092, 1005321, 1222630, 445059, 499063, 600907, 706847, 820609, 929113, 1048137, 1269847, 1049291, 1113439, 1252843, 1411942, 1588841, 456206, 462382, 464357, 479894

Offset: 1

Author

Gilles A.Fleury, Oct 18 2008

Keywords

• nonn

Comments

This sequence is related to the sequences A071110 (for 5 successive integers) and A060316 (for 6 successive integers).

What is the asymptotic value of this sequence? What is the first n for which a(n) equals the asymptotic value?

Links

• Gilles A. Fleury, Table of n, a(n) for n = 1..51

Crossrefs

Cf. A071110, A060316, A071107, A060315, A141494, A142153.