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A253883
Permutation of natural numbers: a(n) = A243505(A122111(n)).
5
1, 2, 8, 4, 6, 16, 1024, 3, 64, 256, 20, 128, 1073741824, 16384, 18, 32, 240, 512, 3538944, 48, 524288, 288, 8640, 5, 32768, 4398046511104, 27, 2097152, 214990848, 65536, 660, 12, 162, 37778931862957161709568, 134217728, 4096
OFFSET
1,2
COMMENTS
Term a(37) has 310 decimal digits and its binary representation is 1028 bits long.
FORMULA
a(n) = A243505(A122111(n)).
PROG
(Scheme) (define (A253883 n) (A243505 (A122111 n)))
CROSSREFS
Inverse: A253884.
Similar permutations: A253791, A253891, A122111, A243505.
Cf. also A253890.
Sequence in context: A101314 A347213 A054530 * A247445 A151928 A365478
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jan 17 2015
STATUS
approved