@god wrote:
erm .. aren’t we on 495??
gonna take long enough to get to a million as it is without going backwards :lol:
495 is the number that follows 494 :wink:
ooopsie :oops:
sorry
right yes……..496 is a triangular number ………apparantly
Triangular numbers owe their name to a similar construction, now of triangles. Actually we already used triangular numbers in the proof of Lemma 3 above. Triangular numbers are in the form 1, 3, 6, 10, 15, …