MEMORIES, MUSIC FLOW FOR IAN AT VAN DYCK.(CAPITAL REGION)

Byline: MICHAEL ECK Special to the Times Union

As far as the history books are concerned, Janis Ian will forever remain ``Society's Child,'' a lonely girl locked in her lonely room ``At Seventeen.''

Ian herself doesn't live in the history books, and while she still duly rolls out her two biggest hits, she sticks to her new stuff onstage, which is exactly what she did Saturday night at the Van Dyck.

Ian entered the Van Dyck space already playing the riff from the title song to her latest album, ``God and the FBI.'' She then continued to focus on the record for much of her 85-minute set.

She sounded more like a full band than a solo act on …