45796

Appears in sequences

• a(n) = (6*n + 4)^2.at n=35A016958
• a(n) = (7*n + 4)^2.at n=30A017030
• a(n) = (8*n+6)^2.at n=26A017138
• a(n) = (9*n + 7)^2.at n=23A017246
• a(n) = (10*n + 4)^2.at n=21A017318
• a(n) = (11*n + 5)^2.at n=19A017450
• a(n) = (12*n+10)^2.at n=17A017642
• Squares with initial digit '4'.at n=26A045787
• a(n) = 4*prime(n)^2.at n=27A069262
• Squares k such that k + pi(k) is a prime.at n=21A073946
• a(n) = the least positive number X such that Cn(X) is X-smooth, where Cn is the n-th cyclotomic polynomial and "X-smooth" means "has no prime factor greater than X".at n=8A074270
• Starting positions of strings of three 4's in the decimal expansion of Pi.at n=34A083615
• Squares appearing in A062064: a(n) = A062064(n) + A062064(n+1).at n=21A134537
• Perfect squares in A133459; or perfect squares that are the sums of two nonzero pentagonal pyramidal numbers.at n=16A136359
• Number of binary strings of length n with equal numbers of 01001 and 10010 substrings.at n=16A164259
• A positive integer is included if it is a square that contains the same number of 0's as 1's when represented in binary.at n=23A164343
• Ulam numbers that are perfect squares.at n=26A173545
• Squares for which no final group of decimal digits less than the total forms a square.at n=27A192689
• Number of n X 7 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 0 1 1 vertically.at n=3A207122
• T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 0 1 1 vertically.at n=48A207123