A047625 Floor( Pi * (3/2)^n ).

3, 4, 7, 10, 15, 23, 35, 53, 80, 120, 181, 271, 407, 611, 917, 1375, 2063, 3095, 4642, 6964, 10446, 15669, 23504, 35257, 52885, 79328, 118993, 178489, 267734, 401602, 602403, 903605, 1355408, 2033112, 3049668, 4574503, 6861754, 10292632, 15438948, 23158422

Offset

0,1

Comments

Suggested by the Mahler paper.

Links

Table of n, a(n) for n=0..39.

K. Mahler, An unsolved problem on the powers of 3/2, J. Austral. Math. Soc. 8 (1968), pp. 313-321.

Mathematica

Floor[Pi (3/2)^Range[0, 40]] (* Harvey P. Dale, Aug 08 2021 *)

Crossrefs

Sequence in context: A237834 A147955 A147789 * A147871 A368896 A237833

Adjacent sequences: A047622 A047623 A047624 * A047626 A047627 A047628

Keyword

nonn

Author

N. J. A. Sloane, Apr 18 2003

Status

approved