A083198 a(n) = A061419(n) - A002379(n).

1, 1, 1, 2, 3, 5, 7, 11, 16, 24, 36, 54, 80, 121, 181, 271, 407, 610, 915, 1372, 2058, 3088, 4631, 6947, 10420, 15630, 23446, 35169, 52753, 79129, 118693, 178039, 267059, 400589, 600883, 901324, 1351986, 2027979, 3041968

Offset

5,4

Comments

lim (a(n) * (2/3)^n) = 2/3 * A083286 - 1.

Links

Table of n, a(n) for n=5..43.

Prog

(PARI) p=1; for(n=2, 100, p=p+ceil(p/2); print1(p-floor((3/2)^n)", "))

Crossrefs

Sequence in context: A274184 A091501 A286271 * A333589 A112088 A333588

Adjacent sequences: A083195 A083196 A083197 * A083199 A083200 A083201

Keyword

nonn,easy

Author

Ralf Stephan, Jun 01 2003

Status

approved