login
A025241
Essentially same as A004148.
0
1, 1, 1, 1, 2, 4, 8, 17, 37, 82, 185, 423, 978, 2283, 5373, 12735, 30372, 72832, 175502
OFFSET
1,5
CROSSREFS
Sequence in context: A274114 A024557 A199409 * A292461 A203019 A004148
KEYWORD
dead
STATUS
approved