A049191 Start with 1. Convert to base 3, describe it in base 3, convert to base 3.

1, 4, 7, 49, 376, 886, 28834, 205195, 190471228, 326526374362, 303663850108045, 14055945960715098799, 257290919119829489870640337, 26045951636791617523077244751268466

Offset

1,2

Links

Table of n, a(n) for n=1..14.

Example

1->One 1->11->4; 4->11->Two 1's->21->7; 7->21->One 2, One 1->1211->49; etc.

Crossrefs

Cf. A005150, A001388.

Sequence in context: A192168 A094609 A249936 * A308463 A261672 A013467

Adjacent sequences: A049188 A049189 A049190 * A049192 A049193 A049194

Keyword

nonn,base

Author

Olivier Gérard.

Status

approved