40977

Appears in sequences

• Least k such that k and 4k are anagrams in base n (written in base 10).at n=23A023096
• a(n) is least k such that k and 7k are anagrams in base n (written in base 10).at n=20A023099
• Number of subtraction steps in n-th interval between special points in Recamán's sequence A005132.at n=19A065055
• Number of increasing sequences of n integers x(1),...,x(n) with values in 1..5*n such that x(j) divides x(k) if j divides k.at n=9A180387
• Number of binary arrays indicating the locations of trailing edge maxima of a random length-n 0..6 array extended with zeros and convolved with 1,2,2,1.at n=22A222109
• Number of meta-Sylvester classes of 5-multiparking functions of length n.at n=5A243699
• Terms of the sequence A145749 which are not of the form 2*p where p is prime.at n=7A244438
• Number of quadrilateral regions in a "frame" of size n X n (see Comments in A331776 for definition), divided by 8.at n=30A332596