A122579 - cp's OEIS frontend

A122579 Integer sequence arising from the nested radical R(m) = sqrt(4^0+sqrt(4^1+sqrt(....+sqrt(4^m)...))) (see comment).

n	a(n)
0	1
1	1
2	3
3	15
4	455
5	53175
6	52802967
7	194817927511
8	3103080851583191
9	200041552904055799767
10	52027813627693614618566103
11	54341050032531342541499355961815

[1, 1, 3, 15, 455, 53175, 52802967, 194817927511, 3103080851583191, 200041552904055799767, 52027813627693614618566103, 54341050032531342541499355961815]

cp's OEIS Frontend

A122579 Integer sequence arising from the nested radical R(m) = sqrt(4^0+sqrt(4^1+sqrt(....+sqrt(4^m)...))) (see comment).

Table of values

List of values