1618192
domain: N
Appears in sequences
- a(0) = 0, a(1) = a(2) = a(3) = 1; thereafter, a(n) = a(n-1) + a(n-2) + a(n-4).at n=28A005251
- Pisot sequences E(4,7), P(4,7).at n=23A010901
- Take every 5th term of Padovan sequence A000931, beginning with the third term.at n=11A012814
- Binomial transform of Padovan sequence A000931.at n=19A034943
- Padovan numbers for which the sum of the digits is also a Padovan number.at n=19A117597
- Padovan numbers which can be divided by their digital root.at n=34A117602
- Padovan numbers which can be divided by their multiplicative digital root.at n=11A117604
- Even Padovan numbers.at n=24A134720
- INVERT transform of A028310.at n=17A181984
- Expansion of 1/(1-x^2-x^3).at n=54A182097
- Row sums of the triangle A190152.at n=9A190153
- Unmatched value maps: number of n X 2 binary arrays indicating the locations of corresponding elements not equal to any horizontal or antidiagonal neighbor in a random 0..1 n X 2 array.at n=13A218836
- Number of compositions (ordered partitions) of n into prime divisors of n.at n=54A284463