1,1

The inversion maintains the cyclic characteristics as described in A129674.

Ferenc Adorjan, Table of n, a(n) for n = 1..10000

Index entries for sequences that are permutations of the natural numbers

(PARI) {pinverse(v)= /* Permutation inverse of a positive sequence */

local(n, m, x); n=matsize(v)[2]; x=vector(n);

for(i=1, n, if(v[i]<=n, x[v[i]]=i)); return(x)}

a=pinverse(A129674)

Inverse of A129674, Cf. A128754, A128755, A129679 and A001969.

Sequence in context: A092879 A073370 A208511 * A232206 A209559 A081277

Adjacent sequences: A129672 A129673 A129674 * A129676 A129677 A129678

nonn,base

Ferenc Adorjan (fadorjan(AT)freemail.hu or ferencadorjan(AT)gmail.com), May 01 2007

approved