45736

Appears in sequences

• Numbers k such that 175*2^k+1 is prime.at n=28A032464
• Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 581", based on the 5-celled von Neumann neighborhood.at n=7A273070
• a(n) is the number of dominoes, among all domino tilings of the 2 X n rectangle, sharing a length-2 side with the boundary of the rectangle.at n=17A320947
• Expansion of Product_{k>=1} (1 + x^k + x^(k+2)).at n=46A345729