A262089 a(0) = 0, a(1) = 1, a(n) = a(n-2)^2 + a(n-1)^3.

0, 1, 1, 2, 9, 733, 393832918, 61085205568458236705261921, 227933478957258798550715296531141857176484963515197706487620785853119292327685

Offset

0,4

Comments

Homogeneous cubic recurrence relation of order 2 with +1 coefficients.

Links

Table of n, a(n) for n=0..8.

Mathematica

RecurrenceTable[{a[0] == 0, a[1] == 1, a[n]==a[n-1]^3 + a[n-2]^2}, a, {n, 10}] (* Vincenzo Librandi, Sep 11 2015 *)

Prog

(Magma) I:=[0, 1]; [n le 2 select I[n] else Self(n-2)^2 + Self(n-1)^3: n in [1..10]]; // Vincenzo Librandi, Sep 11 2015

Crossrefs

Cf. A262088.

Sequence in context: A208222 A208225 A208228 * A112961 A114953 A252583

Adjacent sequences: A262086 A262087 A262088 * A262090 A262091 A262092

Keyword

nonn

Author

Andrew R. Reiter, Sep 10 2015

Extensions

Offset changed and terms a(0)-a(1) prepended by Vincenzo Librandi, Sep 11 2015

Status

approved