87384

Appears in sequences

• Restricted partitions.at n=23A049284
• a(1) = 4; then alternately add -4 and multiply by -2.at n=32A096406
• Numbers n such that A003313(3n) < A003313(n).at n=17A104699
• a(n) = abs(A154879(n+1)).at n=17A115341
• Numbers k such that A003313(k) = A003313(6*k).at n=17A116461
• a(n) = 3a(n-1) - 3a(n-2) + 2a(n-3), a(0) = 3, a(1) = 2, a(2) = 0.at n=18A131370
• Third differences of the Jacobsthal sequence A001045.at n=18A154879
• Jacobsthal numbers A001045 alternatingly incremented by 3 and 5.at n=18A154890
• a(n) = (4^n + 8)/3.at n=9A155701
• A triangle formed like Pascal's triangle, but with 4^n on the borders instead of 1.at n=46A227074
• p-INVERT of (1,1,1,1,1,...), where p(S) = (1 - S^3)^2.at n=16A291014
• Number of subsets of {1..n} such that it is possible to choose a different binary index of each element.at n=27A370636
• Number of non-colorable strings of length n considered by the alternating coloring function.at n=19A378105