31996

Appears in sequences

• Numbers k such that k | 12^k + 12.at n=30A015904
• Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite RHO = Rho (Na,Cs)12[ Al12Si36O96 ] . 44 H2O.at n=6A019059
• Define b by b(1) = 1 and for n>1, b(n) = b(n-1)+1/(3+1/b(n-1)); sequence gives denominator of b(n).at n=3A080989
• Real part of (1 + n*i)^5.at n=9A121671
• Positive numbers of the form x^5-10x^3*y^2+5x*y^4 (where x,y are integers and y>x).at n=21A135792
• Numbers of the form x^5-10x^3*y^2+5x*y^4 (where x,y are integers).at n=29A135793
• Expansion of ( 1+x^2 ) / ( 1-4*x+5*x^2-4*x^3 ).at n=10A271898
• Even composite integers m such that A004254(m)^2 == 1 (mod m).at n=38A338314