strain called the 22 what is it?

I got a local guy that hooks up on this smoke. the shit is pretty freaking dank some of the best Ive had rates right up their with ak47 white widow and some other top shelf stuff and is actually quite a bit better than most of the other highdollar Ive seen. all that I can get out of the grower is that it is an amsterdam strain that was called strain 22. its supposidly called that cause its 22% thc. well Ive looked all over the banks and cant find a strain call 22 anywhere and the bastard pardon my language wont let me get any cuttings. anyone got any Idea what it may be. sorry no pics. wish I had some to take a pic of thats for sure.