A186376 - cp's OEIS frontend

A186376 a(n) is the sum of the squares of the coefficients of (x + 2y + 3z)^n.

n	a(n)
0	1
1	14
2	294
3	7292
4	198310
5	5717124
6	171485916
7	5290989816
8	166688596998
9	5335746337460
10	172951272017524
11	5662840724506056
12	186960502253087836
13	6215612039963043368
14	207865952390729881080
15	6987002286567227550192

[1, 14, 294, 7292, 198310, 5717124, 171485916, 5290989816, 166688596998, 5335746337460, 172951272017524, 5662840724506056, 186960502253087836, 6215612039963043368, 207865952390729881080, 6987002286567227550192]

cp's OEIS Frontend

A186376 a(n) is the sum of the squares of the coefficients of (x + 2y + 3z)^n.

Table of values

List of values

cp's OEIS Frontend

A186376 a(n) is the sum of the squares of the coefficients of (x + 2*y + 3*z)^n.

Table of values

List of values

A186376 a(n) is the sum of the squares of the coefficients of (x + 2y + 3z)^n.