24252

Appears in sequences

• Coordination sequence for MgZn2, Position Zn2.at n=39A009938
• Numbers k such that 30*R_k + 1 is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=26A055520
• a(n+3) = floor( ( a(n) + 2*a(n+1) + 3*a(n+2) )/4 ), with a(0), a(1), a(2) equal to 0, 1, 2.at n=42A074732
• Decimal Goedelization of antitheorems from propositional calculus, in Richard C. Schroeppel's metatheory of A101273.at n=18A100200
• Number of 5 X n 0..1 arrays with antidiagonals unimodal and rows and diagonals nondecreasing.at n=16A224041
• Number of (n+4)X6 0..2 matrices with each 5X5 subblock idempotent.at n=5A224619
• Number of (n+4) X 10 0..2 matrices with each 5 X 5 subblock idempotent.at n=1A224623
• T(n,k)=Number of (n+4)X(k+4) 0..2 matrices with each 5X5 subblock idempotent.at n=22A224625
• T(n,k)=Number of (n+4)X(k+4) 0..2 matrices with each 5X5 subblock idempotent.at n=26A224625
• Number of cubic graphs on 2n unlabeled nodes whose connected components are vertex-transitive.at n=25A241167
• Number of loop-free assembly graphs with n rigid vertices.at n=7A271215
• Expansion of Product_{k>0} ((1 - q^(2*k))^3*(1 - q^(6*k))*(1 - q^(12*k)))/((1 - q^k)^4*(1 - q^(4*k))).at n=14A293628