A086961 a(A086957(n))=A086959(n), a(A086958(n))=A086957(n), a(A086959(n))=A086958(n), see A086956.

3, 1, 2, 8, 25, 4, 21, 6, 15, 5, 33, 9, 39, 7, 12, 24, 51, 36, 57, 16, 14, 11, 69, 20, 10, 13, 54, 56, 87, 18, 93, 48, 22, 17, 280, 30, 111, 19, 26, 32, 123, 28, 129, 88, 27, 23, 141, 40, 343, 70, 34, 104, 159, 45, 275, 42, 38, 29, 177, 50, 183, 31, 168, 112, 325

Offset: 1

Author

Reinhard Zumkeller, Jul 25 2003

Keywords

• nonn

Comments

permutation of natural numbers with inverse A086960: a(A086960(n)) = A086960(a(n)) = n;

a(n) = A086962(A086963(n)) = A086963(A086962(n)).

Links

• Index entries for sequences that are permutations of the natural numbers

Crossrefs

Cf. A086572, A086571.