A162898 a(n) = A162897(n)^A162897(n+1).

4, 8, 9, 16, 64, 81, 256, 1024, 3125, 15625, 46656, 279936, 823543, 5764801, 16777216, 134217728, 387420489, 3486784401, 10000000000, 100000000000, 285311670611, 3138428376721, 8916100448256, 106993205379072, 302875106592253, 3937376385699289, 11112006825558016, 155568095557812224

Offset

1,1

Comments

a(n+1) > a(n), for all n.

Links

Table of n, a(n) for n=1..28.

Prog

(PARI) getnew(va, n) = {my(x = 2, y = va[n-2]^va[n-1]); while (va[n-1]^x <= y, x++); x; }
lista(nn) = {my(va = vector(nn)); va[1] = 2; va[2] = 2; for (n=3, nn, va[n] = getnew(va, n); ); vector(nn-1, k, va[k]^va[k+1]); } \\ Michel Marcus, Sep 05 2019

Crossrefs

Cf. A162897.

Sequence in context: A020145 A202271 A334858 * A257009 A071592 A089765

Adjacent sequences: A162895 A162896 A162897 * A162899 A162900 A162901

Keyword

nonn

Author

Leroy Quet, Jul 16 2009

Extensions

More terms from Michel Marcus, Sep 05 2019

Status

approved