A054049 Earliest sequence with a(a(n)) = Fibonacci(n+1).

1, 1, 2, 3, 6, 13, 5, 9, 377, 21, 11, 89, 14, 8, 233, 16, 987, 18, 2584, 20, 6765, 55, 23, 28657, 25, 75025, 27, 196418, 29, 514229, 31, 1346269, 33, 3524578

Offset

0,3

Comments

a(34) > 10^69.

Links

Table of n, a(n) for n=0..33.

Index entries for sequences of the a(a(n)) = 2n family

Example

a(a(5)) = a(13) = 8.

Crossrefs

Cf. A000045.

Sequence in context: A144771 A187013 A295324 * A276690 A175281 A364606

Adjacent sequences: A054046 A054047 A054048 * A054050 A054051 A054052

Keyword

nice,nonn

Author

Henry Bottomley, Apr 28 2000

Status

approved