19600

Appears in sequences

• Sum of the first n even squares: a(n) = 2*n*(n+1)*(2*n+1)/3.at n=24A002492
• Numbers that are both square and tetrahedral.at n=3A003556
• Binomial coefficient C(5n,n-7).at n=3A004349
• a(n) = binomial coefficient C(n,47).at n=3A011000
• a(n) = (F(n+1)+L(n)+n)^2 where F(n) are the Fibonacci numbers (A000045) and L(n) are the Lucas numbers (A000032).at n=9A014718
• Squares of even square pyramidal numbers.at n=2A014798
• Even tetrahedral numbers.at n=36A015220
• a(n) = (4*n)^2.at n=35A016802
• a(n) = (5*n)^2.at n=28A016850
• a(n) = (6*n + 2)^2.at n=23A016934
• a(n) = (7*n)^2.at n=20A016982
• a(n) = (8*n + 4)^2.at n=17A017114
• a(n) = (9*n + 5)^2.at n=15A017222
• a(n) = (10*n)^2.at n=14A017270
• a(n) = (11*n + 8)^2.at n=12A017486
• a(n) = (12*n + 8)^2.at n=11A017618
• Binomial coefficients C(50,n).at n=3A017766
• a(n) is the smallest square that is the sum of n distinct positive squares.at n=37A018936
• Squares which are a decimal concatenation of two or more squares.at n=37A019547
• a(n) = (prime(n)-3)*(prime(n)-5)*(prime(n)-7)/48.at n=25A030003