108637

Properties

Appears in sequences

• a(n) = ((1+4*sqrt(2))*(3+sqrt(2))^n + (1-4*sqrt(2))*(3-sqrt(2))^n)/2.at n=7A164299
• a(n) is the number of nonnegative integers that can be represented in a 7-segment display by using only n segments (version A006942).at n=24A331529
• Prime terms of A000328.at n=40A381017
• Prime numbersat n=10330