1,10

Variation on Angelini's A112395. The sequence cycles at a(17)=45 and the loop has one term. Computed by Gilles Sadowski.

Table of n, a(n) for n=1..39.

a(17)=45 because 1+8 + 2+7 + 3+6 + 4+5 + 5+4 = 45

Cf. A112395, A004207, A065075, A001370.

Sequence in context: A168419 A309463 A242892 * A022092 A245430 A161365

Adjacent sequences: A112437 A112438 A112439 * A112441 A112442 A112443

base,easy,nonn

Alexandre Wajnberg, Dec 11 2005

approved