24454

Appears in sequences

• Number of strict (-1)st-order maximal independent sets in cycle graph.at n=20A007390
• Convolution of natural numbers >= 2 and Fibonacci numbers.at n=17A023548
• Ulam's spiral (WSW spoke).at n=39A143854
• Smallest natural number requiring n letters in Spanish.at n=41A161353
• Number of n X 2 binary arrays with all 1s connected, a path of 1s from left column to lower right corner, and no 1 having more than two 1s adjacent.at n=17A163704
• a(n) = name of smallest positive number in Spanish which has the letter E in the n-th position starting from the end, or -1 if no such number exists.at n=42A173182
• Numbers that have 10 terms in their Zeckendorf representation.at n=16A179250
• Number of n X 2 0..1 arrays with rows, columns and antidiagonals unimodal and diagonals nondecreasing.at n=25A223764
• Number of lattice points in the closed region bounded by the graphs of y = (5/6)*x^2, x = n, and y = 0, excluding points on the x-axis.at n=43A227347
• Numbers k such that R_(k+2) + 4*10^k is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=10A256928
• Number of integer partitions of n with no part divisible by all the others.at n=38A343341