OFFSET
0,2
COMMENTS
Even-indexed terms of A304994.
If it exists, a(25) > 10^9. Other large (if existent) terms include a(55), a(73), and a(97).
Terms a(26)..a(54) are 120, 160, 228, 339, 602, 156, 1393, 425, 279, 1204, 462, 70912, 231, 488, 633, 1099, 575, 228, 369, 1211, 387, 364, 605, 579, 396, 725, 1731, 1146, 455.
a(25) > 10^12, if it exists. - Giovanni Resta, Jun 10 2018
FORMULA
a(n) = A304994(2n).
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Jon E. Schoenfield, Jun 08 2018
STATUS
approved