login
A192570
a(n) = floor(sqrt(Bell(n)))
5
1, 1, 1, 2, 3, 7, 14, 29, 64, 145, 340, 823, 2052, 5257, 13816, 37188, 102372, 287862, 825879, 2415107, 7191950, 21791507, 67132076, 210123786, 667801519, 2153738687, 7044944749, 23360587491, 78489103731
OFFSET
0,4
MATHEMATICA
Table[Floor[Sqrt[BellB[n]]], {n, 0, 100}]
PROG
(Maxima) makelist(floor(sqrt(belln(n))), n, 0, 28);
CROSSREFS
Cf. A000110.
Sequence in context: A034065 A034075 A281716 * A019595 A112884 A103421
KEYWORD
nonn
AUTHOR
Emanuele Munarini, Jul 04 2011
STATUS
approved