38025

Appears in sequences

• 4-dimensional pyramidal numbers: a(n) = n^2*(n^2-1)/12.at n=26A002415
• a(n) = (5*n)^2.at n=39A016850
• a(n) = (6*n+3)^2.at n=32A016946
• a(n) = (7*n + 6)^2.at n=27A017054
• a(n) = (8n + 3)^2.at n=24A017102
• a(n) = (9*n + 6)^2.at n=21A017234
• a(n) = (10*n + 5)^2.at n=19A017330
• a(n) = (11*n + 8)^2.at n=17A017486
• a(n) = (12*n + 3)^2.at n=16A017558
• Triangle read by rows: cube of the lower triangular mean matrix.at n=34A027447
• Second diagonal of A027447.at n=6A027452
• n in base 8 is a palindromic square.at n=13A029806
• Squares of lucky numbers.at n=38A032598
• Squares with initial digit '3'.at n=33A045786
• Numbers k such that k^2 is formed from two subsquares that overlap in a single digit.at n=15A048422
• Truncated square pyramid numbers: a(n) = Sum_{k = n..2*n} k^2.at n=25A050409
• Denominator of 1/25 - 1/n^2.at n=34A061044
• a(n) = (4*n^2 - 1)^2.at n=7A069075
• Squares which are the arithmetic mean of two consecutive primes.at n=27A069495
• Squares k such that k + pi(k) is a prime.at n=16A073946