OFFSET
1,1
EXAMPLE
5 is a term since (5^2 - 1) / (8*(3-2)) = 24/8 = 3.
97 is a term since (97^2 - 1) / 8*(89-83)= 9408/48 = 196.
MATHEMATICA
Select[Partition[Prime[Range[200]], 3, 1], Divisible[(#[[3]]^2 - 1)/8, #[[2]] - #[[1]]] &][[;; , 3]] (* Amiram Eldar, Feb 11 2023 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Najeem Ziauddin, Feb 11 2023
STATUS
approved